npm安装 webpack2.1.0出错

Question

C:\Users\admin>npm i webpack@2.1.0 -g

npm ERR! argv "F:\\Software\\nodejs\\node.exe" "F:\\Software\\nodejs\\node_modul
es\\npm\\bin\\npm-cli.js" "i" "webpack@2.1.0" "-g"
npm ERR! node v4.4.7
npm ERR! npm  v2.15.8

npm ERR! version not found: webpack@2.1.0
npm ERR!
npm ERR! If you need help, you may report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     C:\Users\admin\npm-debug.log

求问,我想装webpack2.x版本,现在输入 npm i webpack@2.1.0 -g 提示错误,求解?谢谢呀

Answer 1

"webpack": "^2.1.0-beta"